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cond-mat.str-el2000★ 114 cited
Dielectric catastrophe at the Mott transition
C. Aebischer, D. Baeriswyl, R. M. Noack
We study the Mott transition as a function of interaction strength in the half-filled Hubbard chain with next-nearest-neighbor hopping t' by calculating the response to an external…
cond-mat.str-el2000★ 14 cited
Ferromagnetism and phase separation in one-dimensional d-p and periodic Anderson models
M. Guerrero, R. M. Noack
Using the Density Matrix Renormalization Group, we study metallic ferromagnetism in a one-dimensional copper-oxide model which contains one oxygen p-orbital and one copper d-orbita…